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Finding the Fourth Proportional to 173,989.89, 240,094.68 and 102,356.07

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Solution

The fourth proportional to 173,989.89, 240,094.68 and 102,356.07 is: 141,244.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,989.89 : 240,094.68 = 102,356.07 : x
  2. Step 2: Convert to fraction form
    173,989.89/240,094.68 = 102,356.07/x
  3. Step 3: Cross multiply
    173,989.89x = 240,094.68 × 102,356.07
  4. Step 4: Simplify right side
    173,989.89x = 24,575,147,872.71
  5. Step 5: Solve for x
    x = 24,575,147,872.71/173,989.89
  6. Step 6: Final answer
    x = 141,244.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.